<?php

/**
 * This is the model class for table "{{ad}}".
 *
 * The followings are the available columns in table '{{ad}}':
 * @property string $id
 * @property string $title
 * @property string $cate_id
 * @property string $img
 * @property string $link
 * @property integer $sort
 * @property string $bgcolor
 * @property integer $status
 * @property string $gmt_created
 */
class Ad extends CActiveRecord
{
    /**
     * @return string the associated database table name
     */
    public function getDbConnection()
    {
        return Yii::app()->db_news;
    }
    public function tableName()
    {
        return 't_ad';
    }

	/**
	 * @return array validation rules for model attributes.
	 */
	public function rules()
	{
		// NOTE: you should only define rules for those attributes that
		// will receive user inputs.
		return array(
			array('cate_id,img,link','required'),
			array('sort, status,cate_id', 'numerical', 'integerOnly'=>true),
			array('title', 'length', 'max'=>100),
			array('img, link', 'length', 'max'=>255),
			array('bgcolor', 'length', 'max'=>10),
			array('gmt_created', 'safe'),
			// The following rule is used by search().
			// @todo Please remove those attributes that should not be searched.
			array('id, title, img, link, sort, bgcolor, status, gmt_created,cate_id', 'safe', 'on'=>'search'),
		);
	}

	/**
	 * @return array relational rules.
	 */
	public function relations()
	{
		// NOTE: you may need to adjust the relation name and the related
		// class name for the relations automatically generated below.
		return array(
				'cate'=>array(self::BELONGS_TO,'AdCate','cate_id'),
		);
	}

	/**
	 * @return array customized attribute labels (name=>label)
	 */
	public function attributeLabels()
	{
		return array(
			'id' => 'ID',
			'title' => '名称',
			'cate_id' => '广告位',
			'img' => '图片',
			'link' => '链接地址',
			'sort' => '排序',
			'bgcolor' => '背景色',
			'status' => '状态',
			'gmt_created' => '添加时间',
		);
	}

	/**
	 * Retrieves a list of models based on the current search/filter conditions.
	 *
	 * Typical usecase:
	 * - Initialize the model fields with values from filter form.
	 * - Execute this method to get CActiveDataProvider instance which will filter
	 * models according to data in model fields.
	 * - Pass data provider to CGridView, CListView or any similar widget.
	 *
	 * @return CActiveDataProvider the data provider that can return the models
	 * based on the search/filter conditions.
	 */
	public function search()
	{
		// @todo Please modify the following code to remove attributes that should not be searched.

		$criteria=new CDbCriteria;

		$criteria->compare('id',$this->id,true);
		$criteria->compare('t.title',$this->title,true);
		$criteria->compare('cate_id',$this->cate_id);
		$criteria->compare('img',$this->img,true);
		$criteria->compare('link',$this->link,true);
		$criteria->compare('sort',$this->sort);
		$criteria->compare('bgcolor',$this->bgcolor,true);
		$criteria->compare('status',$this->status);
		$criteria->compare('gmt_created',$this->gmt_created,true);
		$criteria->with=array('cate');

		return new CActiveDataProvider($this, array(
			'criteria'=>$criteria,
			'pagination'=>array('pageSize'=>10),
		));
	}

	/**
	 * Returns the static model of the specified AR class.
	 * Please note that you should have this exact method in all your CActiveRecord descendants!
	 * @param string $className active record class name.
	 * @return Ad the static model class
	 */
	public static function model($className=__CLASS__)
	{
		return parent::model($className);
	}
}
